<template>
  <div>
    <a-form :form="form" style="max-width: 500px; margin: 40px auto 0;">
      <a-alert :closable="true" message="确认转账后，资金将直接打入对方账户，无法退回。" style="margin-bottom: 24px;" />
      <a-form-item label="付款账户" :labelCol="labelCol" :wrapperCol="wrapperCol" class="stepFormText">
        ant-design@alipay.com
      </a-form-item>
      <a-form-item label="收款账户" :labelCol="labelCol" :wrapperCol="wrapperCol" class="stepFormText">
        test@example.com
      </a-form-item>
      <a-form-item label="收款人姓名" :labelCol="labelCol" :wrapperCol="wrapperCol" class="stepFormText">
        Alex
      </a-form-item>
      <a-form-item label="转账金额" :labelCol="labelCol" :wrapperCol="wrapperCol" class="stepFormText">
        ￥ 5,000.00
      </a-form-item>
      <a-divider />
      <a-form-item label="支付密码" :labelCol="labelCol" :wrapperCol="wrapperCol" class="stepFormText">
        <a-input
          type="password"
          style="width: 80%;"
          v-decorator="[
            'paymentPassword',
            { initialValue: '123456', rules: [{ required: true, message: '请输入支付密码' }] }
          ]"
        />
      </a-form-item>
      <a-form-item :wrapperCol="{ span: 19, offset: 5 }">
        <a-button :loading="loading" type="primary" @click="nextStep">提交</a-button>
        <a-button style="margin-left: 8px" @click="prevStep">上一步</a-button>
      </a-form-item>
    </a-form>
  </div>
</template>

<script>
export default {
  name: 'Step2',
  data() {
    return {
      labelCol: { lg: { span: 5 }, sm: { span: 5 } },
      wrapperCol: { lg: { span: 19 }, sm: { span: 19 } },
      form: this.$form.createForm(this),
      loading: false,
      timer: 0
    }
  },
  methods: {
    nextStep() {
      const that = this
      const {
        form: { validateFields }
      } = this
      that.loading = true
      validateFields((err, values) => {
        if (!err) {
          console.log('表单 values', values)
          that.timer = setTimeout(function() {
            that.loading = false
            that.$emit('nextStep')
          }, 1500)
        } else {
          that.loading = false
        }
      })
    },
    prevStep() {
      this.$emit('prevStep')
    }
  },
  beforeDestroy() {
    clearTimeout(this.timer)
  }
}
</script>

<style lang="less" scoped>
.stepFormText {
  margin-bottom: 24px;

  .ant-form-item-label,
  .ant-form-item-control {
    line-height: 22px;
  }
}
</style>
